package com.foodmarket.utils;


import com.auth0.jwt.JWT;
import com.auth0.jwt.algorithms.Algorithm;

import java.util.Date;
import java.util.Map;

public class JwtUtil {
    //token密钥生成操作
    private static final String KEY="lixin";

    public static String genToken(Map<String,Object>claims){
        return JWT.create()
                .withClaim("claims",claims)
                .withExpiresAt(new Date(System.currentTimeMillis()+1000*60*60*12))
                .sign(Algorithm.HMAC256(KEY));//指定算法配置密钥
    }
    //解析token密钥
    public static Map<String,Object> parseToken(String token){
        return JWT.require(Algorithm.HMAC256(KEY))
                .build()
                .verify(token)
                .getClaim("claims")
                .asMap();
    }

}
